exhaust

  1. yellowhouse

    Less power after new exhaust..?

    First off, this is my first post but ‘Mud has been a massive resource for me these last few months. In the last year I acquired a 92 FJ80 and since I’ve slowly been building him (“Lando”) up. So far: water pump, belts, hoses, power steering pump/pulley, PCV/grommet, tires/wheels (Duratrac...
  2. yjeff

    Forced Air Technologies (FAT) mistreated my vehicle & left paid work unfinished, Phoenix AZ

    Forced Air Technologies Review “FAT” mistreated my vehicle & left paid work unfinished I have never written a negative review before but I feel that Forced Air Technologies and its owner Robert Ansick have mistreated my vehicle and their customer so egregiously that they warranted this review...
  3. C

    Wanted Downey Headers (California)

    If any of you have some old California legal Downey headers laying around or know someone else who does, and wouldn't mind making a few extra bucks, I'm in the market. And by that I mean I really need some, since apparently a machine shop can't resurface exhaust headers because of the no. 1 and...
  4. R

    2f head bolts above exhaust??

    2f bolts?? by Rkbaseball posted Jul 27, 2017 at 10:00 PM Does anyone know what the bolts on the heads above the exhaust manifold are for? There is one bolt for each cylinder and they are directly above each exhaust port. They are circled in red Thanks!!
  5. L

    Wanted 75-78 FJ40 Exhaust Downpipe

    Looking for a 75-78 FJ40 Exhaust Downpipe or at least the flange connector at manifold. Let me know if anyone has one. Shipped or local pickup to 18901.
  6. J

    Wanted Header-Smog Legal

    I am looking for a smog legal header for a 1977 FJ40. Jeff
  7. CHDAZ80

    SOLD FZJ80 Magnaflow Downstream Cat, NIB

    Brand New Magnaflow Catalytic converver for FZJ80/LX450.I can't tell you every year it applies to but it will fit 96 and 97 Landcruiser/LX450. Its the 2nd downstream cat. Magnaflow part number 23622. Will fit perfectly in place of original downstream cat. Gaskets not included which are cheap and...
  8. J

    FJ40 Intake / Exhaust Manifold

    Just wondering......... Has anyone blocked off the heat riser on a FJ40 2F stock exhaust manifold either using a block off plate or welded a plate over the heat riser opening and installed the stock intake and exhaust independently without bolting together? You would need to grind the bottom...
  9. J

    Exhaust Manifold

    I'm looking for some advice regarding the exhaust manifold surface that mates to the heat riser/intake. Do I need to clean up the surface any further(see pictures) or will the gasket compensate for the irregular surface? If so, what should I do to clean up? I do plan to eliminate the heat...
  10. LostAfrican

    Solved: Drone @ 2400-2800 rpm - frame to body contact

    I recently changed tires on our hundy from Toyo ATIIs to Michelin LTX MS2 to quieten the ride down a bit for some long trips we have coming up, and have discovered that we have a pronounced droning noise at 2500 rpm - which is unfortunately right at our cruising speed of ~ 70 mph. Drone starts...
  11. Formulaonehd

    Coolant leak under exhaust manifold!

    Lets start with a sigh... Another problem surfaces with VX Reborn... I guess that's how it works, fix one thing another presents its ugly face. Anywho calling on your expertise again, I have a substantial coolant leak which is a real pain to pin point without taking off the exhaust manifold ...
  12. H

    cherry bomb exhaust

    Whats going on guys, so I had a few questions in regards to exhaust modifications... so I was think one of the two options both being for the pure reason to hear the roar of the 4.7l v8. I was going to 1. remove stock muffler and replace it with a cherry bomb glass back with the stock resonator...
  13. lumbee1

    Exhaust shop

    After only 3 years (March 2014), my high and tight tucked exhaust is looking pretty ragged. There are several issues. The surface rust is so bad that I could probably poke a hole in the pipe. The cat is so close to the shield that it bangs when out on the trail. The passenger side floor gets...
  14. E

    Wanted Looking for Machined 2F Intake and Exhaust Manifolds

    1978 FJ40 - but really can be from any 2F engine. Looking for two high quality manifolds - both intake and exhaust - each with no cracks and a set that was machined at the same time so they are flush/level. Thanks for any leads or help! Much appreciated.
  15. CurtB

    If you're wondering about that exhaust leak...

    Check the headpipe to manifold connection. My gasket was toast...
  16. Nado FJ

    Wanted 76-79 CA Intake/Exhaust Manifold

    I got a big ole crack in my exhaust manifold. I have 77' FJ40 (10/76 build date) California model. According to SOR, there is a special intake/exhaust manifold just for us poor California saps. Anyone have an extra lying around they would be willing to sell?
  17. Nado FJ

    Cracked exhaust manifold

    I've known it has been there for a while, but it is time to get around to the crack in my 1977 exhaust manifold. Any way to fix something like this or do I just have to suck it up and look for another manifold? Any advice would be appreciated! Thanks, Paul
  18. Red Merle

    New exhaust now throwing Code 28 on 1994.

    I just replaced my entire exhaust system this weekend and now I am getting Code 28 which says it has to do with the No. 2 O2 sensor. I wasn't having this issue prior to the new exhaust. The only thing that I did that may have caused the problem was to clean off the old O2 sensors with brake...
  19. Nader

    Exhaust fumes in the cabin

    Did an exhaustive search :), and still puzzled. I've been trying to isolate the source of exhaust fumes that are wafting into the cabin while I drive. Sitting at idle, it seems okay. I have an auxiliary gas tank, so the exhaust exits out the side behind the driver's rear wheel. I extended it...
  20. Idtect

    anti- freeze running out of my exhaust

    Just had my fj40 towed to garage to check this out. Water was leaking between my header and flange to muffler. All ideas welcomed.
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